Demo/embed/demo.c

   1 /* Example of embedding Python in another program */
   2
   3 #include "Python.h"
   4
   5 static char *argv0;
   6
   7 main(argc, argv)
   8         int argc;
   9         char **argv;
  10 {
  11         /* Save a copy of argv0 */
  12         argv0 = argv[0];
  13
  14         /* Initialize the Python interpreter.  Required. */
  15         Py_Initialize();
  16
  17         /* Define sys.argv.  It is up to the application if you
  18            want this; you can also let it undefined (since the Python
  19            code is generally not a main program it has no business
  20            touching sys.argv...) */
  21         PySys_SetArgv(argc, argv);
  22
  23         /* Do some application specific code */
  24         printf("Hello, brave new world\n\n");
  25
  26         /* Execute some Python statements (in module __main__) */
  27         PyRun_SimpleString("import sys\n");
  28         PyRun_SimpleString("print sys.builtin_module_names\n");
  29         PyRun_SimpleString("print sys.argv\n");
  30
  31         /* Note that you can call any public function of the Python
  32            interpreter here, e.g. call_object(). */
  33
  34         /* Some more application specific code */
  35         printf("\nGoodbye, cruel world\n");
  36
  37         /* Exit, cleaning up the interpreter */
  38         Py_Exit(0);
  39         /*NOTREACHED*/
  40 }
  41
  42 /* This function is called by the interpreter to get its own name */
  43 char *
  44 getprogramname()
  45 {
  46         return argv0;
  47 }